,,,,,,~†&&                                          &&†~,,,,,,
,^~††$&@##                                          ##@&$††~^,
,^~††$&@##                                          ##@&$††~^,
,,,^††$&&#                                          #&&$††^,,,
,,,,,^^~†&                                          &†~^^,,,,,
,^~††$&@##                  R41LS                   ##@&$††~^,
,^~††$&@##                                          ##@&$††~^,
,^~††$&&@#                                          #@&&$††~^,
,^~††$&@## &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& ##@&$††~^,
,^~††$&@##                                          ##@&$††~^,
,^~††$&@## &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& ##@&$††~^,
,^~††$&@##                                          ##@&$††~^,
,^~††$&@##                                          ##@&$††~^,
,^~††$&@## TR41NS  4R3  SO  CONSTRUCT3D  TH4T  TH3Y ##@&$††~^,
,^~††$&@## H4V3 TO FOLLOW 4 S3T  P4TH. TH1S P4TH 1S ##@&$††~^,
,^~††$&@## C4LL3D  4  "R41LWAY", WH1CH 1S COMPR1S3D ##@&$††~^,
,^~~~~†$@# OF TWO M3T4L R41LS, H3NCE  1TS N1CKN4M3. #@$†~~~~^,
,^~††$&&&@                                          @&&&$††~^,
,^~††$&@## B3C4USE  TH3  LOW  FR1CTION  B3TWEEN TH3 ##@&$††~^,
,,,^^~†$&# WH3ELS OF TH3 TR41N 4ND TH3  R41L M3T4L, #&$†~^^,,,
,^~†††$$&& TH3RE 4R3  L1MITS FOR  HOW 4CUT3 4 CURV3 &&$$†††~^,
,,,^~††$@# C4N B3,  4ND  3VEN  MOR3 SO FOR HOW MUCH #@$††~^,,,
,,,,,,~†$& TH3  GROUND  UND3R   TH3  R41LS  C4N  B3 &$†~,,,,,,
,^~††$&&@# SLOP3D. THUS 4 R41LWAY 1S OFT3N  NOT L3D #@&&$††~^,
,^~††$&@## ON TOP OF H1LLS, R4TH3R THROUGH  TH3M 1N ##@&$††~^,
,^~††$@### TUNN3LS   (1F  TH3Y   4R3   L4RG3),   OR ###@$††~^,
,,,,,,^†$&            4RT1FICIAL CH4SMS.            &$†^,,,,,,
,^~††$&@##                                          ##@&$††~^,
,^~††$&@## TH3RE W1LL  B3 TR3ES ON TH3 S1D3 OF  TH3 ##@&$††~^,
,,,^~~†††& R41LS, BUT  NOT TOO  CLOS3, OR TH3Y W1LL &†††~~^,,,
,,,,^~†&&# B3  CUT  DOWN  BY TH3  R41LWAY J4N1TORS. #&&†~^,,,,
,,,,,~†††& TH3RE  W1LL  B3 PL41NS,  4ND  BOD13S  OF &†††~,,,,,
,^~††$&@##                  W4T3R.                  ##@&$††~^,
,,,,^†††&@                                          @&†††^,,,,
,^~††$&&&@ TR41NS GO BY  D4Y  4ND BY  N1GHT.  4LONG @&&&$††~^,
,^~††$&@##       TH3 W4Y, TH3RE 1S 1NFORM4TION      ##@&$††~^,
,,,,~††$$& SC4TT3RED,  OFT3N  PUT  ON TOP OF POL3S, &$$††~,,,,
,^~††$&@## TO B3 1NT3RPRETED BY  TH3 TR41N DR1V3RS. ##@&$††~^,
,,,,,~†$&# D1FF3RENT  P4RTS  OF  TH3  R41LWAY  H4V3 #&$†~,,,,,
,,,,,~††&#          D1FF3RENT SP3ED L1MITS.         #&††~,,,,,
,,,,,~††&&                                          &&††~,,,,,
,^~††$&@## SOM3T1MES, TR41NS  H4V3 TO STOP 4ND W41T ##@&$††~^,
,,,,,^††$@ FOR SOM3TH1NG TO H4PP3N,  F4R 4WAY. TH1S @$††^,,,,,
,^~††††&&# 1S  S1GN4L3D BY  R3D  OR  GR3EN  L1GHTS. #&&††††~^,
,,,,,^†$$@                                          @$$†^,,,,,
,,,^~~†††&                 &&&&&&&&                 &†††~~^,,,
,^~††$&@##                                          ##@&$††~^,
,^~~††$&&# M4NY  P3OPLE FOLLOW TH3 R41LS  BY  FOOT. #&&$††~~^,
,,,,,^†††& OFT3N TH1S  PROV3S  TO  B3  TH3  SHORT3R &†††^,,,,,
,^~††$&@## P4TH B3TWEEN  TWO  PO1NTS.  HOW3VER TH1S ##@&$††~^,
,^~††$&&&# 1S  FROWN3D   UPON,  4ND  V3RY  1MPOLIT3 #&&&$††~^,
,^~††$&&&#         TOW4RD TH3 TR41N DR1V3RS!        #&&&$††~^,
,^~††$&@##                                          ##@&$††~^,
,,,,~~†&@@                                          @@&†~~,,,,
,^~††$&@##                                          ##@&$††~^,
,^~††$$&&&                                          &&&$$††~^,
,^~††$&@##                                          ##@&$††~^,
,,,,,^~†$&                                          &$†~^,,,,,